netdev - Re: [NET] MIPSsim: General cleanup

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Date:	Fri, 12 Oct 2007 19:05:16 +0300 (EEST)
From:	"Ilpo Järvinen" <ilpo.jarvinen@...sinki.fi>
To:	Ralf Baechle <ralf@...ux-mips.org>
cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Jeff Garzik <jeff@...zik.org>, Netdev <netdev@...r.kernel.org>
Subject: Re: [NET] MIPSsim: General cleanup

On Fri, 12 Oct 2007, Ralf Baechle wrote:

> General cleanups mostly as suggested by checkpatch plus getting rid of
> homebrew version of offsetof().
> 
> Signed-off-by: Ralf Baechle <ralf@...ux-mips.org>
> ---
> 
>  drivers/net/mipsnet.c |   63 ++++++++++++++++++-------------------
>  drivers/net/mipsnet.h |   83 ++++++++++++++++++++++++++------------------------
>  2 files changed, 75 insertions(+), 71 deletions(-)
> 
> diff --git a/drivers/net/mipsnet.h b/drivers/net/mipsnet.h
> index 026c732..0132c67 100644
> --- a/drivers/net/mipsnet.h
> +++ b/drivers/net/mipsnet.h
>  
>  #define MIPSNET_IO_EXTENT 0x40	/* being generous */
>  
> -#define field_offset(field) ((int)&((MIPS_T_NetControl*)(0))->field)
> +#define field_offset(field) (offsetof(struct net_control_block, field))

Is there any value in keeping this macro... why don't you just remote it?
There's seems to be just one user of it anyway:

drivers/net/mipsnet.c:#define mipsnet_reg_address(dev, field) (dev->base_addr + field_offset(field))


-- 
 i.
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